[split] Fix compilation for web (and desktop) (#3329)

* Fix compilation for web

* Remove EM_ASM_INT from core_input_gestures_web example

* Fix raymath undefined symbols for desktop and web

* Remove raylib_opengl_interop from examples Makefile

* Revert previous commit (8651c78)

* Fix TraceLog for web and desktop

examples/core/core_input_gestures_web.c

@@ -135,7 +135,7 @@ void Update(void)
             }
         }
     }
-    
+
     int fillLog = 0; // Gate variable to be used to allow or not the gesture log to be filled
     if (currentGesture !=0)
     {
@@ -156,16 +156,16 @@ void Update(void)
             fillLog = 1;
         }
     }
-    
+
     if (fillLog) // If one of the conditions from logMode was met, fill the gesture log
     {
         previousGesture = currentGesture;
         gestureColor = GetGestureColor(currentGesture);
         if (gestureLogIndex <= 0) gestureLogIndex = GESTURE_LOG_SIZE;
         gestureLogIndex--;
-        
+
         // Copy the gesture respective name to the gesture log array
-        TextCopy(gestureLog[gestureLogIndex], GetGestureName(currentGesture)); 
+        TextCopy(gestureLog[gestureLogIndex], GetGestureName(currentGesture));
     }
 
     // Handle protractor
@@ -182,14 +182,14 @@ void Update(void)
     {
         currentAngleDegrees = 0.0f;
     }
-    
+
     float currentAngleRadians = ((currentAngleDegrees +90.0f)*PI/180); // Convert the current angle to Radians
     finalVector = (Vector2){ (angleLength*sinf(currentAngleRadians)) + protractorPosition.x, (angleLength*cosf(currentAngleRadians)) + protractorPosition.y }; // Calculate the final vector for display
 
     // Handle touch and mouse pointer points
     //--------------------------------------------------------------------------------------
     #define MAX_TOUCH_COUNT     32
-    
+
     Vector2 touchPosition[MAX_TOUCH_COUNT] = { 0 };
     Vector2 mousePosition = {0, 0};
     if (currentGesture != GESTURE_NONE)
@@ -204,7 +204,7 @@ void Update(void)
     // Draw
     //--------------------------------------------------------------------------------------
     BeginDrawing();
-        
+
         ClearBackground(RAYWHITE);
 
         // Draw common
@@ -235,7 +235,7 @@ void Update(void)
         // Draw gesture log
         //--------------------------------------------------------------------------------------
         DrawText("Log", gestureLogPosition.x, gestureLogPosition.y, 20, BLACK);
-        
+
         // Loop in both directions to print the gesture log array in the inverted order (and looping around if the index started somewhere in the middle)
         for (i = 0, ii = gestureLogIndex; i < GESTURE_LOG_SIZE; i++, ii = (ii + 1) % GESTURE_LOG_SIZE) DrawText(gestureLog[ii], gestureLogPosition.x, gestureLogPosition.y + 410 - i*20, 20, (i == 0 ? gestureColor : LIGHTGRAY));
         Color logButton1Color, logButton2Color;
@@ -286,7 +286,7 @@ void Update(void)
                     DrawCircleV(touchPosition[i], 50.0f, Fade(gestureColor, 0.5f));
                     DrawCircleV(touchPosition[i], 5.0f, gestureColor);
                 }
-                
+
                 if (touchCount == 2) DrawLineEx(touchPosition[0], touchPosition[1], ((currentGesture == 512)? 8 : 12), gestureColor);
             }
             else
@@ -308,14 +308,6 @@ int main(void)
 {
     // Initialization
     //--------------------------------------------------------------------------------------
-    #if defined( PLATFORM_WEB )
-        // Using Emscripten EM_ASM_INT macro, get the page canvas width
-        const int canvasWidth = EM_ASM_INT( return document.getElementById('canvas').getBoundingClientRect().width; );
-        
-        if (canvasWidth > 400) screenWidth = canvasWidth;
-        else screenWidth = 400; // Set a minimum width for the screen
-    #endif
-
     InitWindow(screenWidth, screenHeight, "raylib [core] example - input gestures web");
     //--------------------------------------------------------------------------------------
 

src/rcore.c

@@ -109,7 +109,6 @@
 #define RLGL_IMPLEMENTATION
 #include "rlgl.h"                   // OpenGL abstraction layer to OpenGL 1.1, 3.3+ or ES2
 
-#define RAYMATH_IMPLEMENTATION      // Define external out-of-line implementation
 #include "raymath.h"                // Vector3, Quaternion and Matrix functionality
 
 #if defined(SUPPORT_GESTURES_SYSTEM)

src/rcore.h

@@ -7,9 +7,10 @@
 #include <time.h>                   // Required for: time() [Used in InitTimer()]
 #include <math.h>                   // Required for: tan() [Used in BeginMode3D()], atan2f() [Used in LoadVrStereoConfig()]
 
+#define SUPPORT_TRACELOG
 #include "utils.h"                  // Required for: TRACELOG() macros
 
-#if defined(PLATFORM_DESKTOP)
+#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB)
     #define GLFW_INCLUDE_NONE       // Disable the standard OpenGL header inclusion on GLFW3
                                     // NOTE: Already provided by rlgl implementation (on glad.h)
     #include "GLFW/glfw3.h"         // GLFW3 library: Windows, OpenGL context and Input management
@@ -21,12 +22,14 @@
 /*
 
     Status:
-    InitWindow: DRM, 
+    InitWindow: DRM,
 
 */
 
 #include "raylib.h"
 #include "rlgl.h"
+
+#define RAYMATH_IMPLEMENTATION
 #include "raymath.h"
 
 
@@ -256,4 +259,4 @@ typedef struct CoreData {
 
 extern CoreData CORE;
 
-#endif
+#endif